Changes for page proxmox

Last modified by Kevin Wiki on 2026/05/18 15:44

From 3.1 to 2.4 From 10.4 to 10.3

From version

10.3

edited by Kevin Wiki
on 2026/05/18 08:20

Change comment: There is no comment for this version

To version

3.1

edited by Kevin Wiki
on 2025/07/05 20:18

Change comment: There is no comment for this version

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@@ -17,20 +17,14 @@
  To view the available LXC templates:
--{{code language="bash"}}
  pveam list
--{{/code}}
--
  === Download Templates ===
  Use the pveam download command to import templates to the local storage:
--{{code language="bash"}}
  pveam download local ubuntu-22.04-standard_22.04-1_amd64.tar.gz
  pveam download local ubuntu-24.04-standard_24.04-1_amd64.tar.zst
  pveam download local debian-12-standard_11.7-1_amd64.tar.zst
--{{/code}}
--
  Once downloaded, these templates can be used to create new LXC containers from the Proxmox web interface or via CLI.
  == VM Template from Ubuntu Cloud Image ==
@@ -39,32 +39,22 @@
  === Download Ubuntu Cloud Image ===
--Download the official Ubuntu 24.04 cloud [[image:]]
++Download the official Ubuntu 24.04 cloud image:
--{{code language="bash"}}
  wget http://cloud-images.ubuntu.com/releases/24.04/release/ubuntu-24.04-server-cloudimg-amd64.img
--{{/code}}
--
  === Create the Virtual Machine ===
  Create a new VM with ID 910 (you can pick any unused ID):
--{{code language="bash"}}
  qm create 910 -name template-ubuntu-jammy -memory 2048 -net0 virtio,bridge=vmbr0 -cores 2 -sockets 1
--{{/code}}
--
  === Import and Attach the Disk ===
  Choose the correct storage (replace nvme if you use a different storage name):
--{{code language="bash"}}
  qm importdisk 910 ubuntu-24.04-server-cloudimg-amd64.img nvme
  qm set 910 -scsihw virtio-scsi-pci -virtio0 nvme:vm-910-disk-0
--{{/code}}
--
  === Configure the VM ===
--{{code language="bash"}}
  qm set 910 -serial0 socket
  qm set 910 -boot c -bootdisk virtio0
  qm set 910 -agent 1
@@ -73,196 +73,13 @@
  qm set 910 -vga qxl
  qm set 910 -ide2 nvme:cloudinit
  qm resize 910 virtio0 +8G
--{{/code}}
--
--
  If your disk is using SCSI instead of virtio, resize like this:
--
--{{code language="bash"}}
  qm resize 910 scsi0 +8G
--{{/code}}
--
  === Convert the VM into a Template ===
--{{code language="bash"}}
  qm template 910
--{{/code}}
--
  Now you can use this template to clone new VMs instantly.
--== Bash Script to Automate Setup ==
--
--Install the above using bash script below
--
--=== setup_proxmox_templates.sh ===
--
--{{code language="bash"}}
--#!/bin/bash
--
--# Exit on errors
--set -e
--
--echo "Downloading LXC templates..."
--pveam download nvme ubuntu-22.04-standard_22.04-1_amd64.tar.zst
--pveam download nvme ubuntu-24.04-standard_24.04-2_amd64.tar.zst
--pveam download nvme alpine-3.21-default_20241217_amd64.tar.xz
--pveam download nvme debian-12-standard_12.7-1_amd64.tar.zst
--
--echo "Downloading Ubuntu cloud image..."
--wget -N http://cloud-images.ubuntu.com/releases/24.04/release/ubuntu-24.04-server-cloudimg-amd64.img
--
--echo "Creating VM Template..."
--qm create 910 -name template-ubuntu-jammy -memory 2048 -net0 virtio,bridge=vmbr0 -cores 2 -sockets 1 && 1
--
--# qm importdisk 910 ubuntu-24.04-server-cloudimg-amd64.img nvme
--# qm set 910 -scsihw virtio-scsi-pci -scsi0-virtio0 nvme:910/vm-910-disk-0
--qm set 910 -scsihw virtio-scsi-pci -scsi0 nvme:0,import-from=/mnt/nvmestorage/template/iso/ubuntu-24.04-server-cloudimg-amd64.img
--
--qm set 910 -serial0 socket
--qm set 910 -boot c -bootdisk virtio0
--qm set 910 -agent 1
--qm set 910 -hotplug disk,network,usb
--qm set 910 -vcpus 1
--qm set 910 -vga qxl
--qm set 910 -ide2 nvme:cloudinit
--# qm resize 910 scsi0 +8G
--
--read -p "Confirm converting to template by pressing Enter"
--qm template 910
--
--echo "Templates setup complete."
--{{/code}}
--
--
--= VM runtime setup =
--
--After creating the VM and before making it into a template there are some programs and settings we want to ensure exists always.
--
--**qemu-guest-agent** is for allowing proxmox to query information from the VM such as IP address, shutdown commands, etc
--
--{{code language="bash"}}
--sudo apt update
--sudo apt upgrade -y
--sudo apt install qemu-guest-agent -y
--
--sudo systemctl enable qemu-guest-agent.service
--sudo systemctl start qemu-guest-agent.service
--{{/code}}
--
--**reset machine-id** to not have overlapping ids from same template
--
--{{code language="bash"}}
--cat /dev/null > /etc/machine-id
--cat /dev/null > /var/lib/dbus/machine-id
--{{/code}}
--
--**clear bash history** to not leave any configuration in history
--
--
--**cloud-init** is a great hook for installing or configuring programs or receiving variables from cloudinit CDROM drive. Making it easier to change IP, hostname, DNS, username/password, etc between VMs
--
--{{code language="bash"}}
--cloud-init clean
--{{/code}}
--
--This is a debian example of what we are looking for:
--
--{{code language="yaml"}}
--# The top level settings are used as module
--# and system configuration.
--# A set of users which may be applied and/or used by various modules
--# when a 'default' entry is found it will reference the 'default_user'
--# from the distro configuration specified below
--users:
--   - default
--
--# If this is set, 'root' will not be able to ssh in and they
--# will get a message to login instead as the default $user
--disable_root: true
--
--# This will cause the set+update hostname module to not operate (if true)
--preserve_hostname: false
--
--apt:
--   # This prevents cloud-init from rewriting apt's sources.list file,
--   # which has been a source of surprise.
--   preserve_sources_list: true
--
--# The modules that run in the 'init' stage
--cloud_init_modules:
-- - seed_random
-- - bootcmd
-- - write-files
-- - growpart
-- - resizefs
-- - disk_setup
-- - mounts
-- - set_hostname
-- - update_hostname
-- - update_etc_hosts
-- - ca-certs
-- - rsyslog
-- - users-groups
-- - ssh
--
--# The modules that run in the 'config' stage
--cloud_config_modules:
-- - locale
-- - set-passwords
-- - grub-dpkg
-- - apt-pipelining
-- - apt-configure
-- - ntp
-- - timezone
-- - disable-ec2-metadata
-- - runcmd
--
--# The modules that run in the 'final' stage
--cloud_final_modules:
-- - package-update-upgrade-install
-- - write-files-deferred
-- - scripts-vendor
-- - scripts-per-once
-- - scripts-per-boot
-- - scripts-per-instance
-- - scripts-user
-- - ssh-authkey-fingerprints
--# - keys-to-console
-- - install-hotplug
--# - phone-home
-- - final-message
-- - power-state-change
--
--# System and/or distro specific settings
--# (not accessible to handlers/transforms)
--system_info:
--   # This will affect which distro class gets used
--   distro: debian
--   # Default user name + that default users groups (if added/used)
--   default_user:
--     name: debian
--     lock_passwd: True
--     gecos: Debian
--     groups: [sudo]
--     # Disables password-less sudo commands for default/debian user
--     sudo: ["ALL=(ALL) ALL"]
--     shell: /bin/bash
--   # Other config here will be given to the distro class and/or path classes
--   paths:
--      cloud_dir: /var/lib/cloud/
--      templates_dir: /etc/cloud/templates/
--   package_mirrors:
--     - arches: [default]
--       failsafe:
--         primary: https://deb.debian.org/debian
--         security: https://deb.debian.org/debian-security
--   ssh_svcname: ssh
--{{/code}}
--
--
--
--
--
  )))

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